214912100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{165317}}^1$

素因数の和:165344

約数の個数: 36

約数和(自身を含む): 502236084

約数和(自身を除く): 287323984

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 165317, 330634, 661268, 826585, 1653170, 2149121, 3306340, 4132925, 4298242, 8265850, 8596484, 10745605, 16531700, 21491210, 42982420, 53728025, 107456050, 214912100]

約数ペア:

[(1, 214912100), (2, 107456050), (4, 53728025), (5, 42982420), (10, 21491210), (13, 16531700), (20, 10745605), (25, 8596484), (26, 8265850), (50, 4298242), (52, 4132925), (65, 3306340), (100, 2149121), (130, 1653170), (260, 826585), (325, 661268), (650, 330634), (1300, 165317)]